Gwinnett County Bids #BL148-26

Tribble Mill Dam No. 2 (Chandler Lake) Rehabilitation

Gwinnett County is seeking a contractor to rehabilitate Tribble Mill Dam No. 2 (Chandler Lake) in Tribble Mill Park. - Government buyer: Gwinnett County Board of Commissioners, through Gwinnett County Department of Water Resources. - Project: Tribble Mill Dam No. 2 (Chandler Lake) Rehabilitation, Project F-0234-49; rehabilitation of a low-hazard Category II dam. - Work requested: Install erosion controls and temporary access and pedestrian measures; drain the lake and install a cofferdam and water-diversion system; demolish and replace specified concrete outlet structures and portions of the spillway pipe and internal drain system; line the spillway pipe using cured-in-place pipe; repair dam and auxiliary spillway areas; remove trees and root balls; grade, establish grass cover, and restore the site. - Named organizations: Hazen and Sawyer prepared the contract documents; QuestCDN is identified as the document-distribution platform. Neither is identified as an OEM or construction bidder. - Products and quantities: No separately listed products, part numbers, or quantities are specified. - Completion requirements: Substantial completion and readiness for operation within 365 days after contract times commence; final completion within 30 days after substantial completion.

Description

Gwinnett County is requesting sealed bids for rehabilitation of the low-hazard (Category II) Tribble Mill Dam No. 2 in Tribble Mill Park. Work includes erosion controls and temporary access, draining the lake and installing a cofferdam and water diversion system, demolition and replacement of dam structures, and lining the spillway pipe. The scope also includes tree removal, surface repairs, grading, grass establishment, and site restoration. The project is to be substantially complete within 365 days after contract times commence; a mandatory pre-bid conference is scheduled for November 10, 2026.

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